From 4d2b0eb19e432f83845a55d552b5d1d61f040459 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sat, 22 Aug 2009 23:01:58 +0100 Subject: llvmpipe: Squash the quad pipeline. It had been reduced to one fixed stage. --- src/gallium/drivers/llvmpipe/Makefile | 2 - src/gallium/drivers/llvmpipe/SConscript | 2 - src/gallium/drivers/llvmpipe/lp_context.c | 28 ++- src/gallium/drivers/llvmpipe/lp_context.h | 12 +- src/gallium/drivers/llvmpipe/lp_quad_fs.c | 222 ------------------------ src/gallium/drivers/llvmpipe/lp_quad_pipe.c | 38 ---- src/gallium/drivers/llvmpipe/lp_quad_pipe.h | 62 ------- src/gallium/drivers/llvmpipe/lp_setup.c | 88 +++++++++- src/gallium/drivers/llvmpipe/lp_state_derived.c | 4 - src/gallium/drivers/llvmpipe/lp_state_surface.c | 13 ++ 10 files changed, 120 insertions(+), 351 deletions(-) delete mode 100644 src/gallium/drivers/llvmpipe/lp_quad_fs.c delete mode 100644 src/gallium/drivers/llvmpipe/lp_quad_pipe.c delete mode 100644 src/gallium/drivers/llvmpipe/lp_quad_pipe.h (limited to 'src') diff --git a/src/gallium/drivers/llvmpipe/Makefile b/src/gallium/drivers/llvmpipe/Makefile index 102227f0f8..9290720aaf 100644 --- a/src/gallium/drivers/llvmpipe/Makefile +++ b/src/gallium/drivers/llvmpipe/Makefile @@ -30,8 +30,6 @@ C_SOURCES = \ lp_prim_setup.c \ lp_prim_vbuf.c \ lp_setup.c \ - lp_quad_pipe.c \ - lp_quad_fs.c \ lp_query.c \ lp_screen.c \ lp_state_blend.c \ diff --git a/src/gallium/drivers/llvmpipe/SConscript b/src/gallium/drivers/llvmpipe/SConscript index 84fd8fe95a..4161edb5cf 100644 --- a/src/gallium/drivers/llvmpipe/SConscript +++ b/src/gallium/drivers/llvmpipe/SConscript @@ -34,8 +34,6 @@ llvmpipe = env.ConvenienceLibrary( 'lp_prim_setup.c', 'lp_prim_vbuf.c', 'lp_setup.c', - 'lp_quad_pipe.c', - 'lp_quad_fs.c', 'lp_query.c', 'lp_screen.c', 'lp_state_blend.c', diff --git a/src/gallium/drivers/llvmpipe/lp_context.c b/src/gallium/drivers/llvmpipe/lp_context.c index b9fd681e73..233d1df0e1 100644 --- a/src/gallium/drivers/llvmpipe/lp_context.c +++ b/src/gallium/drivers/llvmpipe/lp_context.c @@ -55,11 +55,24 @@ void llvmpipe_map_transfers(struct llvmpipe_context *lp) { + struct pipe_screen *screen = lp->pipe.screen; + struct pipe_surface *zsbuf = lp->framebuffer.zsbuf; unsigned i; for (i = 0; i < lp->framebuffer.nr_cbufs; i++) { lp_tile_cache_map_transfers(lp->cbuf_cache[i]); } + + if(zsbuf) { + if(!lp->zsbuf_transfer) + lp->zsbuf_transfer = screen->get_tex_transfer(screen, zsbuf->texture, + zsbuf->face, zsbuf->level, zsbuf->zslice, + PIPE_TRANSFER_READ_WRITE, + 0, 0, zsbuf->width, zsbuf->height); + if(lp->zsbuf_transfer && !lp->zsbuf_map) + lp->zsbuf_map = screen->transfer_map(screen, lp->zsbuf_transfer); + + } } @@ -74,6 +87,15 @@ llvmpipe_unmap_transfers(struct llvmpipe_context *lp) for (i = 0; i < lp->framebuffer.nr_cbufs; i++) { lp_tile_cache_unmap_transfers(lp->cbuf_cache[i]); } + + if(lp->zsbuf_transfer) { + struct pipe_screen *screen = lp->pipe.screen; + + if(lp->zsbuf_map) { + screen->transfer_unmap(screen, lp->zsbuf_transfer); + lp->zsbuf_map = NULL; + } + } } @@ -85,8 +107,6 @@ static void llvmpipe_destroy( struct pipe_context *pipe ) if (llvmpipe->draw) draw_destroy( llvmpipe->draw ); - llvmpipe->quad.shade->destroy( llvmpipe->quad.shade ); - for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) lp_destroy_tile_cache(llvmpipe->cbuf_cache[i]); @@ -205,7 +225,6 @@ llvmpipe_create( struct pipe_screen *screen ) /* * Alloc caches for accessing drawing surfaces and textures. - * Must be before quad stage setup! */ for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) llvmpipe->cbuf_cache[i] = lp_create_tile_cache( screen ); @@ -214,9 +233,6 @@ llvmpipe_create( struct pipe_screen *screen ) llvmpipe->tex_cache[i] = lp_create_tex_tile_cache( screen ); - /* setup quad rendering stages */ - llvmpipe->quad.shade = lp_quad_shade_stage(llvmpipe); - /* vertex shader samplers */ for (i = 0; i < PIPE_MAX_SAMPLERS; i++) { llvmpipe->tgsi.vert_samplers[i].base.get_samples = lp_get_samples; diff --git a/src/gallium/drivers/llvmpipe/lp_context.h b/src/gallium/drivers/llvmpipe/lp_context.h index 9de21d0cd0..1d0896a568 100644 --- a/src/gallium/drivers/llvmpipe/lp_context.h +++ b/src/gallium/drivers/llvmpipe/lp_context.h @@ -35,7 +35,6 @@ #include "draw/draw_vertex.h" -#include "lp_quad_pipe.h" #include "lp_tex_sample.h" @@ -114,13 +113,6 @@ struct llvmpipe_context { unsigned line_stipple_counter; - /** Software quad rendering pipeline */ - struct { - struct quad_stage *shade; - - struct quad_stage *first; /**< points to one of the above stages */ - } quad; - /** TGSI exec things */ struct { struct lp_shader_sampler vert_samplers[PIPE_MAX_SAMPLERS]; @@ -139,6 +131,10 @@ struct llvmpipe_context { struct llvmpipe_tile_cache *cbuf_cache[PIPE_MAX_COLOR_BUFS]; + /* TODO: we shouldn't be using external interfaces internally like this */ + struct pipe_transfer *zsbuf_transfer; + uint8_t *zsbuf_map; + unsigned tex_timestamp; struct llvmpipe_tex_tile_cache *tex_cache[PIPE_MAX_SAMPLERS]; diff --git a/src/gallium/drivers/llvmpipe/lp_quad_fs.c b/src/gallium/drivers/llvmpipe/lp_quad_fs.c deleted file mode 100644 index 9ead0864a6..0000000000 --- a/src/gallium/drivers/llvmpipe/lp_quad_fs.c +++ /dev/null @@ -1,222 +0,0 @@ -/************************************************************************** - * - * Copyright 2008-2009 VMware, Inc. - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -/* Vertices are just an array of floats, with all the attributes - * packed. We currently assume a layout like: - * - * attr[0][0..3] - window position - * attr[1..n][0..3] - remaining attributes. - * - * Attributes are assumed to be 4 floats wide but are packed so that - * all the enabled attributes run contiguously. - */ - -#include "util/u_math.h" -#include "util/u_memory.h" -#include "pipe/p_defines.h" -#include "pipe/p_screen.h" - -#include "lp_context.h" -#include "lp_state.h" -#include "lp_quad.h" -#include "lp_quad_pipe.h" -#include "lp_texture.h" -#include "lp_tile_cache.h" -#include "lp_tile_soa.h" - - -struct quad_shade_stage -{ - struct quad_stage stage; /**< base class */ - - struct pipe_transfer *transfer; - uint8_t *map; -}; - - -/** cast wrapper */ -static INLINE struct quad_shade_stage * -quad_shade_stage(struct quad_stage *qs) -{ - return (struct quad_shade_stage *) qs; -} - - - -/** - * Execute fragment shader for the four fragments in the quad. - */ -static void -shade_quads(struct quad_stage *qs, - struct quad_header *quads[], - unsigned nr) -{ - struct quad_shade_stage *qss = quad_shade_stage( qs ); - struct llvmpipe_context *llvmpipe = qs->llvmpipe; - struct lp_fragment_shader *fs = llvmpipe->fs; - void *constants; - struct tgsi_sampler **samplers; - struct quad_header *quad = quads[0]; - const unsigned x = quad->input.x0; - const unsigned y = quad->input.y0; - uint8_t *tile = lp_get_cached_tile(llvmpipe->cbuf_cache[0], x, y); - uint8_t *color; - void *depth; - uint32_t ALIGN16_ATTRIB mask[4][NUM_CHANNELS]; - unsigned chan_index; - unsigned q; - - assert(fs->current); - if(!fs->current) - return; - - /* Sanity checks */ - assert(nr * QUAD_SIZE == TILE_VECTOR_HEIGHT * TILE_VECTOR_WIDTH); - assert(x % TILE_VECTOR_WIDTH == 0); - assert(y % TILE_VECTOR_HEIGHT == 0); - for (q = 0; q < nr; ++q) { - assert(quads[q]->input.x0 == x + q*2); - assert(quads[q]->input.y0 == y); - } - - /* mask */ - for (q = 0; q < 4; ++q) - for (chan_index = 0; chan_index < NUM_CHANNELS; ++chan_index) - mask[q][chan_index] = quads[q]->inout.mask & (1 << chan_index) ? ~0 : 0; - - /* color buffer */ - color = &TILE_PIXEL(tile, x & (TILE_SIZE-1), y & (TILE_SIZE-1), 0); - - /* depth buffer */ - if(qss->map) { - assert((x % 2) == 0); - assert((y % 2) == 0); - depth = qss->map + - y*qss->transfer->stride + - 2*x*qss->transfer->block.size; - } - else - depth = NULL; - - constants = llvmpipe->mapped_constants[PIPE_SHADER_FRAGMENT]; - samplers = (struct tgsi_sampler **)llvmpipe->tgsi.frag_samplers_list; - /* TODO: blend color */ - - assert((((uintptr_t)mask) & 0xf) == 0); - assert((((uintptr_t)depth) & 0xf) == 0); - assert((((uintptr_t)color) & 0xf) == 0); - assert((((uintptr_t)llvmpipe->blend_color) & 0xf) == 0); - - /* run shader */ - fs->current->jit_function( x, - y, - quad->coef->a0, - quad->coef->dadx, - quad->coef->dady, - constants, - &mask[0][0], - color, - depth, - samplers); -} - - - -/** - * Per-primitive (or per-begin?) setup - */ -static void -shade_begin(struct quad_stage *qs) -{ - struct quad_shade_stage *qss = quad_shade_stage( qs ); - struct llvmpipe_context *llvmpipe = qs->llvmpipe; - struct pipe_screen *screen = llvmpipe->pipe.screen; - struct pipe_surface *zsbuf = llvmpipe->framebuffer.zsbuf; - - if(qss->transfer) { - if(qss->map) { - screen->transfer_unmap(screen, qss->transfer); - qss->map = NULL; - } - - screen->tex_transfer_destroy(qss->transfer); - qss->transfer = NULL; - } - - if(zsbuf) { - qss->transfer = screen->get_tex_transfer(screen, zsbuf->texture, - zsbuf->face, zsbuf->level, zsbuf->zslice, - PIPE_TRANSFER_READ_WRITE, - 0, 0, zsbuf->width, zsbuf->height); - if(qss->transfer) - qss->map = screen->transfer_map(screen, qss->transfer); - - } - -} - - -static void -shade_destroy(struct quad_stage *qs) -{ - struct quad_shade_stage *qss = quad_shade_stage( qs ); - struct llvmpipe_context *llvmpipe = qs->llvmpipe; - struct pipe_screen *screen = llvmpipe->pipe.screen; - - if(qss->transfer) { - if(qss->map) { - screen->transfer_unmap(screen, qss->transfer); - qss->map = NULL; - } - - screen->tex_transfer_destroy(qss->transfer); - qss->transfer = NULL; - } - - align_free( qs ); -} - - -struct quad_stage * -lp_quad_shade_stage( struct llvmpipe_context *llvmpipe ) -{ - struct quad_shade_stage *qss; - - qss = align_malloc(sizeof(struct quad_shade_stage), 16); - if (!qss) - return NULL; - - memset(qss, 0, sizeof *qss); - - qss->stage.llvmpipe = llvmpipe; - qss->stage.begin = shade_begin; - qss->stage.run = shade_quads; - qss->stage.destroy = shade_destroy; - - return &qss->stage; -} diff --git a/src/gallium/drivers/llvmpipe/lp_quad_pipe.c b/src/gallium/drivers/llvmpipe/lp_quad_pipe.c deleted file mode 100644 index e672dc9e03..0000000000 --- a/src/gallium/drivers/llvmpipe/lp_quad_pipe.c +++ /dev/null @@ -1,38 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - - -#include "lp_context.h" -#include "lp_state.h" -#include "pipe/p_shader_tokens.h" - -void -lp_build_quad_pipeline(struct llvmpipe_context *lp) -{ - lp->quad.first = lp->quad.shade; -} - diff --git a/src/gallium/drivers/llvmpipe/lp_quad_pipe.h b/src/gallium/drivers/llvmpipe/lp_quad_pipe.h deleted file mode 100644 index ff4747f33f..0000000000 --- a/src/gallium/drivers/llvmpipe/lp_quad_pipe.h +++ /dev/null @@ -1,62 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -/* Authors: Keith Whitwell - */ - -#ifndef LP_QUAD_PIPE_H -#define LP_QUAD_PIPE_H - - -struct llvmpipe_context; -struct quad_header; - - -/** - * Fragment processing is performed on 2x2 blocks of pixels called "quads". - * Quad processing is performed with a pipeline of stages represented by - * this type. - */ -struct quad_stage { - struct llvmpipe_context *llvmpipe; - - struct quad_stage *next; - - void (*begin)(struct quad_stage *qs); - - /** the stage action */ - void (*run)(struct quad_stage *qs, struct quad_header *quad[], unsigned nr); - - void (*destroy)(struct quad_stage *qs); -}; - - -struct quad_stage *lp_quad_shade_stage( struct llvmpipe_context *llvmpipe ); - -void lp_build_quad_pipeline(struct llvmpipe_context *lp); - -#endif /* LP_QUAD_PIPE_H */ diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index 84e1963c44..421cccd302 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -35,7 +35,6 @@ #include "lp_context.h" #include "lp_prim_setup.h" #include "lp_quad.h" -#include "lp_quad_pipe.h" #include "lp_setup.h" #include "lp_state.h" #include "draw/draw_context.h" @@ -45,6 +44,7 @@ #include "pipe/p_thread.h" #include "util/u_math.h" #include "util/u_memory.h" +#include "lp_tile_cache.h" #include "lp_tile_soa.h" @@ -111,6 +111,83 @@ struct setup_context { +/** + * Execute fragment shader for the four fragments in the quad. + */ +static void +shade_quads(struct llvmpipe_context *llvmpipe, + struct quad_header *quads[], + unsigned nr) +{ + struct lp_fragment_shader *fs = llvmpipe->fs; + void *constants; + struct tgsi_sampler **samplers; + struct quad_header *quad = quads[0]; + const unsigned x = quad->input.x0; + const unsigned y = quad->input.y0; + uint8_t *tile = lp_get_cached_tile(llvmpipe->cbuf_cache[0], x, y); + uint8_t *color; + void *depth; + uint32_t ALIGN16_ATTRIB mask[4][NUM_CHANNELS]; + unsigned chan_index; + unsigned q; + + assert(fs->current); + if(!fs->current) + return; + + /* Sanity checks */ + assert(nr * QUAD_SIZE == TILE_VECTOR_HEIGHT * TILE_VECTOR_WIDTH); + assert(x % TILE_VECTOR_WIDTH == 0); + assert(y % TILE_VECTOR_HEIGHT == 0); + for (q = 0; q < nr; ++q) { + assert(quads[q]->input.x0 == x + q*2); + assert(quads[q]->input.y0 == y); + } + + /* mask */ + for (q = 0; q < 4; ++q) + for (chan_index = 0; chan_index < NUM_CHANNELS; ++chan_index) + mask[q][chan_index] = quads[q]->inout.mask & (1 << chan_index) ? ~0 : 0; + + /* color buffer */ + color = &TILE_PIXEL(tile, x & (TILE_SIZE-1), y & (TILE_SIZE-1), 0); + + /* depth buffer */ + if(llvmpipe->zsbuf_map) { + assert((x % 2) == 0); + assert((y % 2) == 0); + depth = llvmpipe->zsbuf_map + + y*llvmpipe->zsbuf_transfer->stride + + 2*x*llvmpipe->zsbuf_transfer->block.size; + } + else + depth = NULL; + + constants = llvmpipe->mapped_constants[PIPE_SHADER_FRAGMENT]; + samplers = (struct tgsi_sampler **)llvmpipe->tgsi.frag_samplers_list; + /* TODO: blend color */ + + assert((((uintptr_t)mask) & 0xf) == 0); + assert((((uintptr_t)depth) & 0xf) == 0); + assert((((uintptr_t)color) & 0xf) == 0); + assert((((uintptr_t)llvmpipe->blend_color) & 0xf) == 0); + + /* run shader */ + fs->current->jit_function( x, + y, + quad->coef->a0, + quad->coef->dadx, + quad->coef->dady, + constants, + &mask[0][0], + color, + depth, + samplers); +} + + + /** * Do triangle cull test using tri determinant (sign indicates orientation) @@ -217,9 +294,9 @@ clip_emit_quad( struct setup_context *setup, struct quad_header *quad ) quad_ptrs[i] = &quads[i]; } - lp->quad.first->run( lp->quad.first, quad_ptrs, nr_quads ); + shade_quads( lp, quad_ptrs, nr_quads ); #else - lp->quad.first->run( lp->quad.first, &quad, 1 ); + shade_quads( lp, &quad, 1 ); #endif } } @@ -235,7 +312,6 @@ static void flush_spans( struct setup_context *setup ) const int xleft1 = setup->span.left[1]; const int xright0 = setup->span.right[0]; const int xright1 = setup->span.right[1]; - struct quad_stage *pipe = setup->llvmpipe->quad.first; int minleft = block_x(MIN2(xleft0, xleft1)); @@ -275,7 +351,7 @@ static void flush_spans( struct setup_context *setup ) } assert(!(mask0 | mask1)); - pipe->run( pipe, setup->quad_ptrs, nr_quads ); + shade_quads(setup->llvmpipe, setup->quad_ptrs, nr_quads ); } } @@ -1365,8 +1441,6 @@ void llvmpipe_setup_prepare( struct setup_context *setup ) llvmpipe_update_derived(lp); } - lp->quad.first->begin( lp->quad.first ); - if (lp->reduced_api_prim == PIPE_PRIM_TRIANGLES && lp->rasterizer->fill_cw == PIPE_POLYGON_MODE_FILL && lp->rasterizer->fill_ccw == PIPE_POLYGON_MODE_FILL) { diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c index 9f5d2ffb11..5f800eb17f 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_derived.c +++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c @@ -252,9 +252,5 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe ) llvmpipe_update_fs( llvmpipe ); - if (llvmpipe->dirty & (LP_NEW_FRAMEBUFFER | - LP_NEW_FS)) - lp_build_quad_pipeline(llvmpipe); - llvmpipe->dirty = 0; } diff --git a/src/gallium/drivers/llvmpipe/lp_state_surface.c b/src/gallium/drivers/llvmpipe/lp_state_surface.c index 00c61c47ef..177a26b7b1 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_surface.c +++ b/src/gallium/drivers/llvmpipe/lp_state_surface.c @@ -67,6 +67,19 @@ llvmpipe_set_framebuffer_state(struct pipe_context *pipe, /* zbuf changing? */ if (lp->framebuffer.zsbuf != fb->zsbuf) { + + if(lp->zsbuf_transfer) { + struct pipe_screen *screen = pipe->screen; + + if(lp->zsbuf_map) { + screen->transfer_unmap(screen, lp->zsbuf_transfer); + lp->zsbuf_map = NULL; + } + + screen->tex_transfer_destroy(lp->zsbuf_transfer); + lp->zsbuf_transfer = NULL; + } + /* assign new */ lp->framebuffer.zsbuf = fb->zsbuf; -- cgit v1.2.3